Wanapam Indians. Significance unknown.
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Wanapam Connections. The Wanapam Indians belonged to the Shahaptian division of the Shapwailutan linguistic stock and were connected closely with the Palouse Indians.
Wanapam Location. In the bend of Columbia River between Priest Rapids and a point some distance below the mouth of Umatilla River, and extending east of the Columbia north of Pasco.
Wanapam Subdivisions. They seem to have included two branches, the Chamnapum and Wanapam proper.
Wanapam Population. Mooney (1928) estimates their population as 1,800 in 1780.